Analysis
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max time kernel
132s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
05-11-2024 22:21
Static task
static1
Behavioral task
behavioral1
Sample
312cc1350b28eeae66d0d8dd1001c99859114c9f52a4db367ef03882aca585d4.exe
Resource
win10v2004-20241007-en
General
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Target
312cc1350b28eeae66d0d8dd1001c99859114c9f52a4db367ef03882aca585d4.exe
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Size
483KB
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MD5
7e1b8d4beac87a622ac00e6c079e601d
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SHA1
f41b601ba76a545e0d1833f7574a74f3c89ea5b3
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SHA256
312cc1350b28eeae66d0d8dd1001c99859114c9f52a4db367ef03882aca585d4
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SHA512
ca863a6253cc9a8ca00ea27b0de9ed84b277bcfa83f27f18b6a355936cdb677b20168709b8b01a1b3b8912bb067f1893d254212ae29c934029ffa0ea605c4e5d
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SSDEEP
12288:NMrmy90jiUhAz6u5/KYDQKaUTp9pec1rPaG7S/:DyMHhi6u5/h7a6precQL/
Malware Config
Extracted
redline
fukia
193.233.20.13:4136
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auth_value
e5783636fbd9e4f0cf9a017bce02e67e
Signatures
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Detects Healer an antivirus disabler dropper 19 IoCs
resource yara_rule behavioral1/files/0x000b000000023b74-12.dat healer behavioral1/memory/3084-15-0x0000000000880000-0x000000000088A000-memory.dmp healer behavioral1/memory/4756-22-0x00000000025F0000-0x000000000260A000-memory.dmp healer behavioral1/memory/4756-24-0x0000000004B10000-0x0000000004B28000-memory.dmp healer behavioral1/memory/4756-40-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-52-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-51-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-48-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-46-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-44-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-42-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-38-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-36-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-32-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-30-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-28-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-35-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-26-0x0000000004B10000-0x0000000004B22000-memory.dmp healer behavioral1/memory/4756-25-0x0000000004B10000-0x0000000004B22000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" dnx59om.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" dnx59om.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" dnx59om.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" dnx59om.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" eNw48Ym.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" eNw48Ym.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection dnx59om.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" dnx59om.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection eNw48Ym.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" eNw48Ym.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" eNw48Ym.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" eNw48Ym.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 2 IoCs
resource yara_rule behavioral1/files/0x000a000000023b72-58.dat family_redline behavioral1/memory/4948-59-0x0000000000A80000-0x0000000000AB2000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 1340 nzp60La25.exe 3084 dnx59om.exe 4756 eNw48Ym.exe 4948 fdu13iZ.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" eNw48Ym.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" dnx59om.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features eNw48Ym.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 312cc1350b28eeae66d0d8dd1001c99859114c9f52a4db367ef03882aca585d4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" nzp60La25.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1512 4756 WerFault.exe 96 -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 312cc1350b28eeae66d0d8dd1001c99859114c9f52a4db367ef03882aca585d4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nzp60La25.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eNw48Ym.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fdu13iZ.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3084 dnx59om.exe 3084 dnx59om.exe 4756 eNw48Ym.exe 4756 eNw48Ym.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3084 dnx59om.exe Token: SeDebugPrivilege 4756 eNw48Ym.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1720 wrote to memory of 1340 1720 312cc1350b28eeae66d0d8dd1001c99859114c9f52a4db367ef03882aca585d4.exe 84 PID 1720 wrote to memory of 1340 1720 312cc1350b28eeae66d0d8dd1001c99859114c9f52a4db367ef03882aca585d4.exe 84 PID 1720 wrote to memory of 1340 1720 312cc1350b28eeae66d0d8dd1001c99859114c9f52a4db367ef03882aca585d4.exe 84 PID 1340 wrote to memory of 3084 1340 nzp60La25.exe 85 PID 1340 wrote to memory of 3084 1340 nzp60La25.exe 85 PID 1340 wrote to memory of 4756 1340 nzp60La25.exe 96 PID 1340 wrote to memory of 4756 1340 nzp60La25.exe 96 PID 1340 wrote to memory of 4756 1340 nzp60La25.exe 96 PID 1720 wrote to memory of 4948 1720 312cc1350b28eeae66d0d8dd1001c99859114c9f52a4db367ef03882aca585d4.exe 101 PID 1720 wrote to memory of 4948 1720 312cc1350b28eeae66d0d8dd1001c99859114c9f52a4db367ef03882aca585d4.exe 101 PID 1720 wrote to memory of 4948 1720 312cc1350b28eeae66d0d8dd1001c99859114c9f52a4db367ef03882aca585d4.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\312cc1350b28eeae66d0d8dd1001c99859114c9f52a4db367ef03882aca585d4.exe"C:\Users\Admin\AppData\Local\Temp\312cc1350b28eeae66d0d8dd1001c99859114c9f52a4db367ef03882aca585d4.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1720 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nzp60La25.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nzp60La25.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1340 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dnx59om.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dnx59om.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3084
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eNw48Ym.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eNw48Ym.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4756 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4756 -s 10804⤵
- Program crash
PID:1512
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fdu13iZ.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fdu13iZ.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4948
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4756 -ip 47561⤵PID:4180
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2
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Filesize
338KB
MD52b9a2aa6353203b09b4eb8c28b2b2127
SHA155b5dde71ec0ffa45111dc4eb3db39c35d0091cd
SHA256e5499843b3fd07bbedbe04cc8029273285d67297ce48127a7dab64603bef3c0b
SHA512f899e0e51ded086808b3f8f9a844bc8c2d525d23217ac823c8128741cb7dea155d7e73e7670f363faa2b2e7a38773f77f3b931c343cc28f835f285ea826a7986
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
257KB
MD5e49fa5ba43614c20a6e9a653b500e5bd
SHA1d6d76389cf00507f93509977259ba8c0a9fb599e
SHA25602f7b7bdcf207c8150a02f146d1f6c999cb01bf9097ab0c9afff913b822f2b28
SHA5127db255689df4aab22921ab01c7f7336adea135a06da23d9ad9de2a2db44b8b0547e9279c73dd4ac2cf48aedb8f24c0ac42f81449a4bbf8b15456f08bdd759349